Re: 3750 Outbound Queues

From: Tony Singh <mothafungla_at_gmail.com>
Date: Thu, 24 Oct 2013 15:10:11 +0100

Joe

When I looked at your output it shows Q1T2 for that count bro

--
BR
Sent from my iPhone on 3
> On 24 Oct 2013, at 15:00, Joe Astorino <joeastorino1982_at_gmail.com> wrote:
>
> Hi Tony,
>
> Yes of course I could map packets into Q2T2 based on markings.  The
confusing thing is that there is no configuration that maps packets of any
kind into that queue / threshold and there is also nothing in the
configuration or output-q output that shows anything for Q2T2, yet there are
packets seemingly being put into that queue on output.  That makes no sense.
>
>
>> On Thu, Oct 24, 2013 at 9:39 AM, Tony Singh <mothafungla_at_gmail.com> wrote:
>> As a side note if anyone has a good ref that shows what
stp/vtp/cdp/pagp/lacp/udld/dtp and any other control frames. and what they map
too it would be good as I haven't had the time to do packet captures to
confirm this default action.
>>
>>
>> --
>> BR
>>
>> Tony
>>
>> Sent from my iPhone on 3
>>
>>> On 24 Oct 2013, at 14:35, Tony Singh <mothafungla_at_gmail.com> wrote:
>>>
>>> Hi Joe
>>>
>>> Your 2636 count seems to map to Q1T2
>>>
>>> Nothing seems like it is mapped to 2/2 by default.
>>>
>>> But looking at doc cd you can map dscp/cos to this space
>>> Rack1SW1(config)#mls qos srr-queue output dscp-map queue 2 threshold 2 24
26
>>> Rack1SW1(config)#mls qos srr-queue output cos-map queue 2 threshold 2 3
>>> --
>>> BR
>>>
>>> Tony
>>>
>>> Sent from my iPhone on 3
>>>
>>>> On 22 Oct 2013, at 15:13, Joe Astorino <joeastorino1982_at_gmail.com>
wrote:
>>>>
>>>> I'm trying to figure out how it is possible for any frames to be queued
>>>> into queue 2 threshold 2 when there is NOTHING in the dscp to output-q
or
>>>> cos to output-q maps that put ANY frames into Q2T2.  You can see in the
>>>> below output that nothing is mapped to those queues, yet 2636 packets
have
>>>> been sent into Q2T2
>>>>
>>>> I think I remember reading something a long time ago about "system"
traffic
>>>> being sent into queue 2 but I can't find anything on it.  Anyone know
why
>>>> this might be happening?
>>>>
>>>> sh mls qos maps dscp-output-q
>>>>   Dscp-outputq-threshold map:
>>>>     d1 :d2    0     1     2     3     4     5     6     7     8     9
>>>>     ------------------------------------------------------------
>>>>      0 :    04-03 04-03 04-03 04-03 04-03 04-03 04-03 04-03 04-01 04-02
>>>>      1 :    04-02 04-02 04-02 04-02 04-02 04-02 03-03 03-03 03-03 03-03
>>>>      2 :    03-03 03-03 03-03 03-03 02-03 02-03 02-03 02-03 02-03 02-03
>>>>      3 :    02-03 02-03 03-03 03-03 03-03 03-03 03-03 03-03 03-03 03-03
>>>>      4 :    01-03 01-03 01-03 01-03 01-03 01-03 01-03 01-03 02-03 02-03
>>>>      5 :    02-03 02-03 02-03 02-03 02-03 02-03 02-03 02-03 02-03 02-03
>>>>      6 :    02-03 02-03 02-03 02-03
>>>>
>>>> sh mls qos maps cos-output-q
>>>>   Cos-outputq-threshold map:
>>>>              cos:  0   1   2   3   4   5   6   7
>>>>              ------------------------------------
>>>>  queue-threshold: 4-3 4-2 3-3 2-3 3-3 1-3 2-3 2-3
>>>>
>>>>
>>>> sh mls qos int t6/0/1 st | b enqueued
>>>>  output queues enqueued:
>>>> queue: threshold1 threshold2 threshold3
>>>> -----------------------------------------
>>>> queue 0:           0           0           0
>>>> queue 1:           0        2636     1347420
>>>> queue 2:           0           0      210797
>>>> queue 3:           0           0    43328378
>>>>
>>>>
>>>> --
>>>> Regards,
>>>>
>>>> Joe Astorino
>>>> CCIE #24347
>>>> http://astorinonetworks.com
>>>>
>>>> "He not busy being born is busy dying" - Dylan
>>>>
>>>>
>>>> Blogs and organic groups at http://www.ccie.net
>>>>
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>
>
>
> --
> Regards,
>
> Joe Astorino
> CCIE #24347
> http://astorinonetworks.com
>
> "He not busy being born is busy dying" - Dylan
Blogs and organic groups at http://www.ccie.net
Received on Thu Oct 24 2013 - 15:10:11 ART

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